class RDF::Literal::NonPositiveInteger
nonPositiveInteger is derived from integer by setting the value of maxInclusive to be 0. This results in the standard mathematical concept of the non-positive integers. The value space of nonPositiveInteger is the infinite set ‘{…,-2,-1,0}`. The base type of nonPositiveInteger is integer.
@see www.w3.org/TR/2004/REC-xmlschema-2-20041028/#nonPositiveInteger
Constants
- DATATYPE
- GRAMMAR
Public Instance Methods
-@()
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Returns ‘self` negated.
@return [RDF::Literal::Numeric]
Calls superclass method
# File lib/rdf/xsd/integer.rb, line 17 def -@ if object != 0 # XXX Raise error? end super end
valid?()
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Calls superclass method
# File lib/rdf/xsd/integer.rb, line 24 def valid? super && @object <= 0 end